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Diversity in Living Organisms

Description: Diversity in Living Organisms
Number of Questions: 40
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Tags: Diversity in Living Organisms Graphical Representation Consistency and Number of Solutions Solution of Problems by Elimination Solution by Cross Multiplication
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Which of the following is/are the advantages of classification of living organisms?

  1. Classification makes the study of a wide variety of living organisms easy.

  2. Classification projects a picture of all life forms.

  3. Classification is essential to understand the interrelationship among different groups of organisms.

  4. Classification forms a base for the development of other biological sciences.

  5. All of the above

Show answer
Correct Option: E
Explanation:

This is the correct option.

Who among the following published a book called 'Systema Naturae' in 1735?

  1. Charles Darwin

  2. Aristotle

  3. E. H. Haeckel

  4. Walter G. Rosen

  5. Carl von Linnaeus

Show answer
Correct Option: E
Explanation:

This is the correct option. 

Match the following:

a. Species 1. It is represented by a group of related genera that are more similar to each other than with the genera of other families.
b. Family 2. It includes all organisms who share a set of distinguishing common characters.
c. Kingdom 3. It is a group of similar organisms that are able to breed together and produce fertile offsprings.

  1. a - 3, b - 1, c - 2

  2. a - 3, b - 2, c - 1

  3. a - 1, b - 2, c - 3

  4. a - 1, b - 3, c - 2

  5. a - 2, b - 1, c - 3

Show answer
Correct Option: A
Explanation:

This is the correct option. 

Which Darwin theory, according to Professor Ernst Mayr, states that 'all forms of life descended from a common ancestor through a branching of lineages'?

  1. Theory of perpetual change

  2. Theory of common descent

  3. Theory of multiplication of species

  4. Theory of gradualism

  5. Theory of natural selection

Show answer
Correct Option: B
Explanation:

This is the correct option.

Match the following:

a. Kingdom Plantae 1. Multinucleated higher fungi
b. Kingdom Animalia 2. Multicellular green plants and advanced algae
c. Kingdom Fungi 3. Multicellular animals

  1. a - 1, b - 3, c - 2

  2. a - 1, b - 2, c - 3

  3. a - 3, b - 2, c - 1

  4. a - 2, b - 3, c - 1

  5. a - 2, b - 1, c - 3

Show answer
Correct Option: D
Explanation:

This is the correct option.

Who among the following is considered as the father of taxonomy?

  1. Linnaeus

  2. Walter G. Rosen

  3. Charles Darwin

  4. Aristotle

  5. E. H. Haeckel

Show answer
Correct Option: A
Explanation:

This is the correct option. Linnaeus is considered as the father of taxonomy.

Which of the following is not a chaemoautotroph?

  1. Sulphur bacteria

  2. Nitrobacter

  3. Nitrosomonas

  4. Rhizobium

  5. Salmonella

Show answer
Correct Option: E
Explanation:

This is the correct option. 

Which of the following statements is/are false?

a. Archaebacteria derive the energy for their metabolic activities from the oxidation of chemical energy sources.

b. Methanogens manufacture methane as the result of their metabolic activities.

c. Prokaryotic cells of bacteria have an outer plasma membrane that surrounds the cell wall, which in turn surrounds cytoplasm dotted with ribosomes.

  1. Only a

  2. Both a and b

  3. Only b

  4. Both b and c

  5. Only c

Show answer
Correct Option: E
Explanation:

This is the correct option.

Match the following: Taxa|Kingdom|Genus| |a. Potato|1. Protista|p. Homo| |b. Paramecium|2. Animalia|q. Solanum| |c. Human beings|3. Plantae|r. Paramecium|

  1. a - 3 - q, b - 1 - p, c - 2 - r

  2. a - 1 - q, b - 2 - r, c - 3 - p

  3. a - 3 - r, b - 1 - q, c - 2 - p

  4. a - 3 - q, b - 1 - r, c - 2 - p

  5. c - 3 - q, b - 1 - r, a - 2 - p

Show answer
Correct Option: D
Explanation:

This is the correct option.

Which of the following is not a decomposer?

  1. Mucor

  2. Rhizopus

  3. Puccinia

  4. Penicillium

  5. Agaricus

Show answer
Correct Option: C
Explanation:

This is the correct option.

Which of the following is not an example of class Sarcodina?

  1. Amoeba

  2. Entamoeba

  3. Polystomella

  4. Monocystis

  5. Arcella

Show answer
Correct Option: D
Explanation:

This is the correct option.

Match the following:

a. Point diversity 1. This is a diversity present on the smallest scale, i.e. the diversity of micro-habitat.
b. Alpha diversity 2. It represents the diversity of a larger unit, such as an island or a landscape.
c. Gamma diversity 3. It includes variety of organisms that are local to a particular habitat.

  1. a - 1, b - 2, c - 3

  2. a - 3, b - 1, c - 2

  3. a - 3, b - 2, c - 1

  4. a - 2, b - 3, c - 1

  5. a - 1, b - 3, c - 2

Show answer
Correct Option: E
Explanation:

This is the correct option.

Match the following: Groups|Examples| |a. Actinomyces|1. Vibrio cholerae| |b. Chaemoautotrophs|2. Streptomyces| |c. Entrobacteria|3. Nitrobacter|

  1. a - 2, b - 1, c - 3

  2. a - 2, b - 3, c - 1

  3. a - 3, b - 2, c - 1

  4. a - 1, b - 2, c - 3

  5. a - 1, b - 3, c - 2

Show answer
Correct Option: B
Explanation:

This is a correct option.  Actinomyces - Streptomyces Chemoautotrophs - Nitrobacter Enterobacteria - Vibrio cholerae

Which of the following is not an algae?

  1. Ulothrix

  2. Batra

  3. Ulva

  4. Chara

  5. Barbula

Show answer
Correct Option: E
Explanation:

This is the correct option. 

Tapeworm is a member of which of the following phyla?

  1. Annelida

  2. Platyhelminthes

  3. Porifera

  4. Nematoda

  5. Echinodermata

Show answer
Correct Option: B
Explanation:

This is the correct option. Tapeworm is a member of the phylum Platyhelminthes.

Which of the following is not a Pteridophyta?

  1. Azolla

  2. Pteris

  3. Pteridium

  4. Riccia

  5. Marsilea

Show answer
Correct Option: D
Explanation:

This is the correct option.

Which of the following statements is/are false?

a. Fungi have a cell wall containing a mixture of chitin and cellulose.

b. Fungi can only be unicellular.

c. In lichens, blue-green algae and fungi live in symbiosis.

  1. Only a

  2. Both a and b

  3. Only b

  4. Both b and c

  5. Only c

Show answer
Correct Option: C
Explanation:

This is the correct option.

The plants of _______ division produce seeds that are enclosed within the fruit.

  1. Gymnospermae

  2. Pteridophyta

  3. Bryophyta

  4. Angiospermae

  5. Algae

Show answer
Correct Option: D
Explanation:

This is the correct option. 

Which of the following statements is/are false?

a. Photosynthetic pigments are present in fungi.

b. Most of the algae are aquatic in habitat.

c. In fungi, the cell wall is made of chitin.

  1. Only a

  2. Both a and b

  3. Only b

  4. Both b and c

  5. Only c

Show answer
Correct Option: A
Explanation:

This is the correct option.

Which of the following is a monocot plant?

  1. Potato

  2. Sunflower

  3. Rose

  4. Banyan

  5. Sugarcane

Show answer
Correct Option: E
Explanation:

This is the correct option.

Which of the following is a characteristic of gymnosperms?

  1. Sporophylls are aggregated to form flowers.

  2. Microspores and megaspores are produced in the same or two different types of flowers.

  3. Xylem contains vessels and phloem contains companion cells.

  4. The ovules are not contained within an ovary.

  5. None of these

Show answer
Correct Option: D
Explanation:

This is the correct option.

Which of the following animals does not have a bilateral symmetry?

  1. Earthworm

  2. Fish

  3. Hydra

  4. Frog

  5. Man

Show answer
Correct Option: C
Explanation:

This is the correct option.

Which of the following statements is/are false?

a. The seeds of monocots have only one cotyledon.

b. The flowers of monocots have five or multiple of five petals.

c. The root system of monocots consists of similar fibrous roots.

  1. Only a

  2. Both a and b

  3. Only b

  4. Both b and c

  5. Only c

Show answer
Correct Option: C
Explanation:

This is the correct option.

Which of the following is not a characteristic of phylum Cnidaria?

  1. Cnidaria have tissue level of organisation.

  2. Their bodies have single opening.

  3. Digestion is intracellular only.

  4. Muscle and nerve cells appear for the first time in Cnidaria.

  5. They have appendages in the form of tentacles.

Show answer
Correct Option: C
Explanation:

This is the correct option.

Which of the following does not belong to phylum Cnidaria?

  1. Obelia

  2. Millepora

  3. Physalia

  4. Porpita

  5. Cliona

Show answer
Correct Option: E
Explanation:

This is the correct option. 

Which of the following does not belong to phylum Platyhelminthes?

  1. Planaria

  2. Beroe

  3. Fasciola

  4. Schistosoma

  5. Taenia solium

Show answer
Correct Option: B
Explanation:

This is the correct option. 

Which of the following is not a characteristic of Nematoda?

  1. They are cylindrical in form and are called roundworms.

  2. They are pseudocoelomate.

  3. They have an incomplete digestive system.

  4. They are unisexual.

  5. Most forms are parasitic.

Show answer
Correct Option: C
Explanation:

This is the correct option.

Which of the following does not belong to phylum Nematoda?

  1. Ascaris

  2. Ancylostoma

  3. Wuchereria bancrofti

  4. Entrobius

  5. Gorgonia

Show answer
Correct Option: E
Explanation:

This is the correct option.

Which of the following is a characteristic of Arthropods?

  1. The locomotory organs of Arthropods include parapodia and chaetae.

  2. A chitinous exoskeleton is present in them.

  3. The excretory organs are nephridia.

  4. They have a closed circulatory system.

  5. Their appendages are unjointed.

Show answer
Correct Option: B
Explanation:

This is the correct option.

Which of the following does not belong to phylum Arthropoda?

  1. Hirudinaria

  2. Palaemon

  3. Daphina

  4. Cyclops

  5. Cancer

Show answer
Correct Option: A
Explanation:

This is the correct option.

Which of the following does not belong to phylum Echinodermata?

  1. Antedon

  2. Holothuria

  3. Cucumaria

  4. Sepia

  5. Echinus

Show answer
Correct Option: D
Explanation:

This is the correct option.

Which of the following does not belong to phylum Mollusca?

  1. Chiton

  2. Argus

  3. Pila

  4. Aplysia

  5. Helix

Show answer
Correct Option: B
Explanation:

This is the correct option. 

Which of the following is a characteristic of cartilagious fishes?

  1. They contain four pairs of gill slits.

  2. Their mouth is ventral in position.

  3. Their caudal fin is homocercal.

  4. Air bladder is usually present in them.

  5. They have a bony endoskeleton.

Show answer
Correct Option: B
Explanation:

This is the correct option.

Which of the following is not a characteristic of nonchordates?

  1. Notochord is absent in them.

  2. The central nervous system of nonchordates is hollow and dorsal.

  3. Their circulatory system is of open or closed type.

  4. Pharyngeal gill slits are absent in them.

  5. Post-anal tail is not present in nonchordates.

Show answer
Correct Option: B
Explanation:

This is the correct option.

Match the following:

 
a. Mastigophora 1. Pseudopodia are chief organelles of locomotion and food catching
b. Sarcodina 2. Lack locomotory organelles
c. Sporozoa 3. Locomotory organs are flagella

  1. a - 2, b - 1, c - 3

  2. a - 1, b - 3, c - 2

  3. a - 1, b - 2, c - 3

  4. a - 3, b - 2, c - 1

  5. a - 3, b - 1, c - 2

Show answer
Correct Option: D
Explanation:

This is the correct option. Mastigophora have locomotory organs as flagella. Sarcodina lack locomotory organelles. In Sporozoa, pseudopodia are the chief organelles of locomotion and food catching. This is a wrong option. In Sporozoa, pseudopodia are the chief organelles of locomotion and food catching.

Which of the following does not belong to class Osteichthyes?

  1. Rohu

  2. Sea horse

  3. Flying fish

  4. Rat fish

  5. Climbing perch

Show answer
Correct Option: D
Explanation:

This is the correct option.

Which of the following is not a characteristic of Reptalia?

  1. The skin is non-glandular, dry and keratinised.

  2. Horny scales are present over their body surface.

  3. Their digits do not possess claws.

  4. Their heart is usually three-chambered.

  5. Fertilisation is internal.

Show answer
Correct Option: C
Explanation:

This is the correct option.

Which of the following is not an animal of class Mammalia?

  1. Kangaroo

  2. Mole

  3. Shrew

  4. Vulture

  5. Rat

Show answer
Correct Option: D
Explanation:

This is the correct option.

Which of the following does not belong to Protochordata?

  1. Cephalodiscus

  2. Oikopleura

  3. Herdmania

  4. Pyrosoma

  5. Salpa

Show answer
Correct Option: A
Explanation:

This is the correct option.

Which of the following is a characteristic of Mammalia?

  1. Forelimbs are modified into wings.

  2. The body is covered with feathers and scales.

  3. Skin bears a number of sweat and oil glands.

  4. Mammary glands are absent.

  5. Bones of mammals are hollow or pneumatic.

Show answer
Correct Option: C
Explanation:

This is the correct option.

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